Dominik Szczepaniak – Medium

Dominik Szczepaniak

Dominik Szczepaniak

The first application in Express.js

In this post you will learn how to write your first application in Express.js. The application can be a foundation of your future projects.

8 min readJun 16, 2023

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The first application in Express.js

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Dominik Szczepaniak

Relational databases normal forms explained

This article covers the topic of normal forms in relational databases, presented on practical examples.

6 min readOct 8, 2022

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Relational databases normal forms explained

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Dominik Szczepaniak

Factory design pattern

The article describes 4 types of Factories with examples in TypeScript.

5 min readJul 10, 2022

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Factory design pattern

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Dominik Szczepaniak

A brief introduction to mutation tests

Mutation testing is an approach designed to validate the quality of unit tests. The main idea of mutated testing is based on creating…

4 min readMay 10, 2022

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A brief introduction to mutation tests

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Dominik Szczepaniak

About JavaScript observers

In this article, I’ll explain to you what JavaScript observer APIs are and how to use them with easy to understand examples.

5 min readNov 21, 2020

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About JavaScript observers

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Dominik Szczepaniak

REST API — introduction

In this article, I’ll explain what REST APIs are, how to use it. You will also get to know why is it worth using it.

5 min readOct 18, 2020

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REST API — introduction

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Dominik Szczepaniak

CSS code cleanup

This article show you how you can refactor your existing CSS code to match the code standards and make it more readable and maintainable.

6 min readSep 27, 2020

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CSS code cleanup

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Dominik Szczepaniak

What Minimum Viable Product is?

In this article, you will learn what MVP is and how to use this approach to develop your product.

6 min readJun 7, 2020

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What Minimum Viable Product is?

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Dominik Szczepaniak

The basics of automated software testing

The article presents the basics of automated software testing. I show why you should write test and how to do it in by a practical example.

7 min readMar 22, 2020

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The basics of automated software testing

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Dominik Szczepaniak

Dominik Szczepaniak

Professionally Software Engineer at CKSource. Privately a blogger, a fan of Italian cuisine, and a fan of cycling and weight training.

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